4 Jewelers Ball Pein Dual Head Riveting Hammers Tools Chrome Plated Hammer This is a new chrome plated hammer Great for metal working Has a face that measures approximately 9/16" (14 mm) in diameter The length of the head measures approximately 1 9/16" (39 mm) The hammer measures approximately 6" (152 mm) long 2.5oz Metal Ball Pein Hammer This is a new 2.5 ounce metal ball pein hammer Great for metal working Has a face that measures approximately 5/8" (15 mm) in diameter The length of the head measures approximately 1 7/8" (47 mm) The hammer measures approximately 6 15/16" (176 mm) long Metal Riveting Hammer This is a new metal riveting hammer Great for watchmakers or other light work One end is flat and the other is chisel shaped for spreading rivets Has a face that measures approximately 3/8" (10 mm) in diameter The length of the head measures approximately 2 1/2" (62 mm) The hammer measures approximately 9 3/8" (238 mm) Nylon & Brass Hammer This is a new nylon & brass hammer Great for metal working Has a face that measures approximately 9/16" (14 mm) in diameter The length of the head measures approximately 2 1/16" (52 mm) The hammer measures approximately 9 15/16" (252 mm) long Newer versions of the item shown may be shipped, as a result, there may be a slight variation in color and design.